diff options
Diffstat (limited to 'source/blender/compositor/nodes')
| -rw-r--r-- | source/blender/compositor/nodes/COM_KeyingNode.cpp | 227 | ||||
| -rw-r--r-- | source/blender/compositor/nodes/COM_KeyingNode.h | 42 |
2 files changed, 269 insertions, 0 deletions
diff --git a/source/blender/compositor/nodes/COM_KeyingNode.cpp b/source/blender/compositor/nodes/COM_KeyingNode.cpp new file mode 100644 index 00000000000..74af25b8e5f --- /dev/null +++ b/source/blender/compositor/nodes/COM_KeyingNode.cpp @@ -0,0 +1,227 @@ +/* + * Copyright 2012, Blender Foundation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Contributor: + * Jeroen Bakker + * Monique Dewanchand + * Sergey Sharybin + */ + +#include "COM_KeyingNode.h" + +#include "COM_ExecutionSystem.h" + +#include "COM_KeyingOperation.h" +#include "COM_KeyingBlurOperation.h" +#include "COM_KeyingDespillOperation.h" +#include "COM_KeyingClipOperation.h" + +#include "COM_SeparateChannelOperation.h" +#include "COM_CombineChannelsOperation.h" +#include "COM_ConvertRGBToYCCOperation.h" +#include "COM_ConvertYCCToRGBOperation.h" +#include "COM_GaussianBokehBlurOperation.h" +#include "COM_SetValueOperation.h" + +#include "COM_DilateErodeOperation.h" + +#include "COM_SetAlphaOperation.h" + +KeyingNode::KeyingNode(bNode *editorNode): Node(editorNode) +{ +} + +OutputSocket *KeyingNode::setupPreBlur(ExecutionSystem *graph, InputSocket *inputImage, int size, OutputSocket **originalImage) +{ + ConvertRGBToYCCOperation *convertRGBToYCCOperation = new ConvertRGBToYCCOperation(); + convertRGBToYCCOperation->setMode(0); /* ITU 601 */ + + inputImage->relinkConnections(convertRGBToYCCOperation->getInputSocket(0), 0, graph); + graph->addOperation(convertRGBToYCCOperation); + + CombineChannelsOperation *combineOperation = new CombineChannelsOperation(); + graph->addOperation(combineOperation); + + for (int channel = 0; channel < 4; channel++) { + SeparateChannelOperation *separateOperation = new SeparateChannelOperation(); + separateOperation->setChannel(channel); + addLink(graph, convertRGBToYCCOperation->getOutputSocket(0), separateOperation->getInputSocket(0)); + graph->addOperation(separateOperation); + + if (channel == 0 || channel == 3) { + addLink(graph, separateOperation->getOutputSocket(0), combineOperation->getInputSocket(channel)); + } + else { + KeyingBlurOperation *blurOperation = new KeyingBlurOperation(); + + blurOperation->setSize(size); + + addLink(graph, separateOperation->getOutputSocket(0), blurOperation->getInputSocket(0)); + addLink(graph, blurOperation->getOutputSocket(0), combineOperation->getInputSocket(channel)); + graph->addOperation(blurOperation); + } + } + + ConvertYCCToRGBOperation *convertYCCToRGBOperation = new ConvertYCCToRGBOperation(); + convertYCCToRGBOperation->setMode(0); /* ITU 601 */ + addLink(graph, combineOperation->getOutputSocket(0), convertYCCToRGBOperation->getInputSocket(0)); + graph->addOperation(convertYCCToRGBOperation); + + *originalImage = convertRGBToYCCOperation->getInputSocket(0)->getConnection()->getFromSocket(); + + return convertYCCToRGBOperation->getOutputSocket(0); +} + +OutputSocket *KeyingNode::setupPostBlur(ExecutionSystem *graph, OutputSocket *postBLurInput, int size) +{ + KeyingBlurOperation *blurOperation = new KeyingBlurOperation(); + + blurOperation->setSize(size); + + addLink(graph, postBLurInput, blurOperation->getInputSocket(0)); + + graph->addOperation(blurOperation); + + return blurOperation->getOutputSocket(); +} + +OutputSocket *KeyingNode::setupDilateErode(ExecutionSystem *graph, OutputSocket *dilateErodeInput, int distance) +{ + DilateStepOperation *dilateErodeOperation; + + if (distance > 0) { + dilateErodeOperation = new DilateStepOperation(); + dilateErodeOperation->setIterations(distance); + } + else { + dilateErodeOperation = new ErodeStepOperation(); + dilateErodeOperation->setIterations(-distance); + } + + addLink(graph, dilateErodeInput, dilateErodeOperation->getInputSocket(0)); + + graph->addOperation(dilateErodeOperation); + + return dilateErodeOperation->getOutputSocket(0); +} + +OutputSocket *KeyingNode::setupDespill(ExecutionSystem *graph, OutputSocket *despillInput, OutputSocket *inputScreen, float factor) +{ + KeyingDespillOperation *despillOperation = new KeyingDespillOperation(); + + despillOperation->setDespillFactor(factor); + + addLink(graph, despillInput, despillOperation->getInputSocket(0)); + addLink(graph, inputScreen, despillOperation->getInputSocket(1)); + + graph->addOperation(despillOperation); + + return despillOperation->getOutputSocket(0); +} + +OutputSocket *KeyingNode::setupClip(ExecutionSystem *graph, OutputSocket *clipInput, int kernelRadius, float kernelTolerance, + float clipBlack, float clipWhite, bool edgeMatte) +{ + KeyingClipOperation *clipOperation = new KeyingClipOperation(); + + clipOperation->setKernelRadius(kernelRadius); + clipOperation->setKernelTolerance(kernelTolerance); + + clipOperation->setClipBlack(clipBlack); + clipOperation->setClipWhite(clipWhite); + clipOperation->setIsEdgeMatte(edgeMatte); + + addLink(graph, clipInput, clipOperation->getInputSocket(0)); + + graph->addOperation(clipOperation); + + return clipOperation->getOutputSocket(0); +} + +void KeyingNode::convertToOperations(ExecutionSystem *graph, CompositorContext *context) +{ + InputSocket *inputImage = this->getInputSocket(0); + InputSocket *inputScreen = this->getInputSocket(1); + OutputSocket *outputImage = this->getOutputSocket(0); + OutputSocket *outputMatte = this->getOutputSocket(1); + OutputSocket *outputEdges = this->getOutputSocket(2); + OutputSocket *postprocessedMatte, *postprocessedImage, *originalImage, *edgesMatte; + + bNode *editorNode = this->getbNode(); + NodeKeyingData *keying_data = (NodeKeyingData *) editorNode->storage; + + /* keying operation */ + KeyingOperation *keyingOperation = new KeyingOperation(); + + keyingOperation->setScreenBalance(keying_data->screen_balance); + + inputScreen->relinkConnections(keyingOperation->getInputSocket(1), 1, graph); + + if (keying_data->blur_pre) { + /* chroma preblur operation for input of keying operation */ + OutputSocket *preBluredImage = setupPreBlur(graph, inputImage, keying_data->blur_pre, &originalImage); + addLink(graph, preBluredImage, keyingOperation->getInputSocket(0)); + } + else { + inputImage->relinkConnections(keyingOperation->getInputSocket(0), 0, graph); + originalImage = keyingOperation->getInputSocket(0)->getConnection()->getFromSocket(); + } + + graph->addOperation(keyingOperation); + + postprocessedMatte = keyingOperation->getOutputSocket(); + + if (keying_data->clip_black > 0.0f || keying_data->clip_white< 1.0f) { + postprocessedMatte = setupClip(graph, postprocessedMatte, + keying_data->edge_kernel_radius, keying_data->edge_kernel_tolerance, + keying_data->clip_black, keying_data->clip_white, false); + } + + edgesMatte = setupClip(graph, postprocessedMatte, + keying_data->edge_kernel_radius, keying_data->edge_kernel_tolerance, + keying_data->clip_black, keying_data->clip_white, true); + + /* apply blur on matte if needed */ + if (keying_data->blur_post) + postprocessedMatte = setupPostBlur(graph, postprocessedMatte, keying_data->blur_post); + + /* matte dilate/erode */ + if (keying_data->dilate_distance != 0) { + postprocessedMatte = setupDilateErode(graph, postprocessedMatte, keying_data->dilate_distance); + } + + /* set alpha channel to output image */ + SetAlphaOperation *alphaOperation = new SetAlphaOperation(); + addLink(graph, originalImage, alphaOperation->getInputSocket(0)); + addLink(graph, postprocessedMatte, alphaOperation->getInputSocket(1)); + + postprocessedImage = alphaOperation->getOutputSocket(); + + /* despill output image */ + if (keying_data->despill_factor > 0.0f) { + postprocessedImage = setupDespill(graph, postprocessedImage, + keyingOperation->getInputSocket(1)->getConnection()->getFromSocket(), + keying_data->despill_factor); + } + + /* connect result to output sockets */ + outputImage->relinkConnections(postprocessedImage); + outputMatte->relinkConnections(postprocessedMatte); + outputEdges->relinkConnections(edgesMatte); + + graph->addOperation(alphaOperation); +} diff --git a/source/blender/compositor/nodes/COM_KeyingNode.h b/source/blender/compositor/nodes/COM_KeyingNode.h new file mode 100644 index 00000000000..cc1d447c66e --- /dev/null +++ b/source/blender/compositor/nodes/COM_KeyingNode.h @@ -0,0 +1,42 @@ +/* + * Copyright 2012, Blender Foundation. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * Contributor: + * Jeroen Bakker + * Monique Dewanchand + * Sergey Sharybin + */ + +#include "COM_Node.h" + +/** + * @brief KeyingNode + * @ingroup Node + */ +class KeyingNode : public Node { +protected: + OutputSocket *setupPreBlur(ExecutionSystem *graph, InputSocket *inputImage, int size, OutputSocket **originalImage); + OutputSocket *setupPostBlur(ExecutionSystem *graph, OutputSocket *postBLurInput, int size); + OutputSocket *setupDilateErode(ExecutionSystem *graph, OutputSocket *dilateErodeInput, int distance); + OutputSocket *setupDespill(ExecutionSystem *graph, OutputSocket *despillInput, OutputSocket *inputSrceen, float factor); + OutputSocket *setupClip(ExecutionSystem *graph, OutputSocket *clipInput, int kernelRadius, float kernelTolerance, + float clipBlack, float clipWhite, bool edgeMatte); +public: + KeyingNode(bNode *editorNode); + void convertToOperations(ExecutionSystem *graph, CompositorContext *context); + +}; |